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<html>

<head lang="en">
    <meta charset="utf-8">
    <!-- <script type="text/javascript" src="https://cdn.jsdelivr.net/npm/vue/dist/vue.js"></script> -->
    <script src="https://unpkg.com/vue@next"></script>
</head>

<body>
    <div id="app">

    </div>

    <script>
        Vue.createApp({
            data() {
                return {
                    count: 1
                }
            },
            created() {
                // `this` 指向 vm 实例
                console.log('count is: ' + this.count) // => "count is: 1"
            }
        })
    </script>

    <style type="text/css">


    </style>

</body>

</html>